1557696798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2027}}^1$

素因数の和:2171

約数の個数: 128

約数和(自身を含む): 4205260800

約数和(自身を除く): 2647564002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 107, 114, 126, 133, 171, 189, 214, 266, 321, 342, 378, 399, 513, 642, 749, 798, 963, 1026, 1197, 1498, 1926, 2027, 2033, 2247, 2394, 2889, 3591, 4054, 4066, 4494, 5778, 6081, 6099, 6741, 7182, 12162, 12198, 13482, 14189, 14231, 18243, 18297, 20223, 28378, 28462, 36486, 36594, 38513, 40446, 42567, 42693, 54729, 54891, 77026, 85134, 85386, 109458, 109782, 115539, 127701, 128079, 216889, 231078, 255402, 256158, 269591, 346617, 383103, 384237, 433778, 539182, 650667, 693234, 766206, 768474, 808773, 1039851, 1301334, 1518223, 1617546, 1952001, 2079702, 2426319, 3036446, 3904002, 4120891, 4554669, 4852638, 5856003, 7278957, 8241782, 9109338, 11712006, 12362673, 13664007, 14557914, 24725346, 27328014, 28846237, 37088019, 40992021, 57692474, 74176038, 81984042, 86538711, 111264057, 173077422, 222528114, 259616133, 519232266, 778848399, 1557696798]

約数ペア:

[(1, 1557696798), (2, 778848399), (3, 519232266), (6, 259616133), (7, 222528114), (9, 173077422), (14, 111264057), (18, 86538711), (19, 81984042), (21, 74176038), (27, 57692474), (38, 40992021), (42, 37088019), (54, 28846237), (57, 27328014), (63, 24725346), (107, 14557914), (114, 13664007), (126, 12362673), (133, 11712006), (171, 9109338), (189, 8241782), (214, 7278957), (266, 5856003), (321, 4852638), (342, 4554669), (378, 4120891), (399, 3904002), (513, 3036446), (642, 2426319), (749, 2079702), (798, 1952001), (963, 1617546), (1026, 1518223), (1197, 1301334), (1498, 1039851), (1926, 808773), (2027, 768474), (2033, 766206), (2247, 693234), (2394, 650667), (2889, 539182), (3591, 433778), (4054, 384237), (4066, 383103), (4494, 346617), (5778, 269591), (6081, 256158), (6099, 255402), (6741, 231078), (7182, 216889), (12162, 128079), (12198, 127701), (13482, 115539), (14189, 109782), (14231, 109458), (18243, 85386), (18297, 85134), (20223, 77026), (28378, 54891), (28462, 54729), (36486, 42693), (36594, 42567), (38513, 40446)]